| Acronym | Meaning |
| ANL | Argonne National Laboratory |
| VWS | Vertical Wind Shear |
| EGD | Effluent Guidelines Division |
| PA | Position Angle |
| TOPS | Transcendental Operating System |
| ACG | Advanced Computing Group |
| GENESIS | Global Environmental And Ecological Simulation Of Interactive Systems |
| NCTM | National Council Of Teachers Of Mathematics |
| BITNET | Because It's Time Network |
| NCMC | Non-Classical Mesoscale Circulations |